<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <title>测试</title>
</head>
<body>
<table>
    <tr>
        <td>标题</td>
        <td>作者</td>
        <td>时间</td>
        <td>关注度</td>
    </tr>
    <tr>
        <td>内容</td>
        <td colspan="3">hello</td>
    </tr>
</table>
<table border="1px">
    <tr>
        <td>标题</td>
        <td>作者</td>
        <td>时间</td>
        <td>关注度</td>
    </tr>
    <tr>
        <td>内容</td>
        <td colspan="3">hello</td>
    </tr>
</table>
<table border="1px">
    <tr>
        <td>标题</td>
        <td>作者</td>
        <td>时间</td>
        <td>关注度</td>
    </tr>
    <tr>
        <td>内容</td>
        <td colspan="3">hello</td>
    </tr>
</table>
</body>
</html>